X-Git-Url: http://gitweb.michael.orlitzky.com/?a=blobdiff_plain;f=src%2FTSN%2FPicklers.hs;h=ea335c81f2894e8de38a44bddea3c5b2938f82c4;hb=d7e4dbd6211fa1f869d22892747db424ea103577;hp=608f907e5b43896dc059e6aca8ea5be144b9fc46;hpb=1201e197cdd5e275624959980b8de2ee7705f1fc;p=dead%2Fhtsn-import.git

diff --git a/src/TSN/Picklers.hs b/src/TSN/Picklers.hs
index 608f907..ea335c8 100644
--- a/src/TSN/Picklers.hs
+++ b/src/TSN/Picklers.hs
@@ -3,13 +3,19 @@
 --
 module TSN.Picklers (
   xp_date,
+  xp_date_padded,
+  xp_earnings,
   xp_gamedate,
+  xp_racedate,
   xp_tba_time,
   xp_time,
   xp_time_stamp )
 where
 
 -- System imports.
+import Data.List ( intercalate )
+import Data.List.Split ( chunksOf )
+import Data.String.Utils ( replace )
 import Data.Time.Clock ( NominalDiffTime, UTCTime, addUTCTime )
 import Data.Time.Format ( formatTime, parseTime )
 import System.Locale ( defaultTimeLocale )
@@ -26,19 +32,127 @@ import TSN.Parse (
   time_stamp_format )
 
 
+-- | The format string for a base date in m/d/yyyy format. The
+--   day/month are not padded at all. This will match for example,
+--
+--   * 2\/15\/1983
+--
+--   * 1\/1\/0000
+--
+date_format :: String
+date_format = "%-m/%-d/%Y"
+
+
+-- | The format string for a base date in mm/dd/yyyy format. The
+--   day/month are padded to two characters with zeros. This will
+--   match for example,
+--
+--   * 02\/15\/1983
+--
+--   * 01\/01\/0000
+--
+date_format_padded :: String
+date_format_padded = "%0m/%0d/%Y"
+
+
 -- | (Un)pickle a UTCTime without the time portion.
 --
 xp_date :: PU UTCTime
 xp_date =
   (to_date, from_date) `xpWrapMaybe` xpText
   where
-    format = "%-m/%-d/%Y"
+    to_date :: String -> Maybe UTCTime
+    to_date = parseTime defaultTimeLocale date_format
 
+    from_date :: UTCTime -> String
+    from_date = formatTime defaultTimeLocale date_format
+
+
+-- | (Un)pickle a UTCTime without the time portion. The day/month are
+--   padded to two characters with zeros.
+--
+xp_date_padded :: PU UTCTime
+xp_date_padded =
+  (to_date, from_date) `xpWrapMaybe` xpText
+  where
     to_date :: String -> Maybe UTCTime
-    to_date = parseTime defaultTimeLocale format
+    to_date = parseTime defaultTimeLocale date_format_padded
 
     from_date :: UTCTime -> String
-    from_date = formatTime defaultTimeLocale format
+    from_date = formatTime defaultTimeLocale date_format_padded
+
+
+
+-- | Format a number as a string using a comma as the thousands
+--   separator.
+--
+--   Examples:
+--
+--   >>> format_commas 0
+--   "0"
+--   >>> format_commas 10
+--   "10"
+--   >>> format_commas 100
+--   "100"
+--   >>> format_commas 1000
+--   "1,000"
+--   >>> format_commas 10000
+--   "10,000"
+--   >>> format_commas 100000
+--   "100,000"
+--   >>> format_commas 1000000
+--   "1,000,000"
+--
+format_commas :: Int -> String
+format_commas x =
+  reverse (intercalate "," $ chunksOf 3 $ reverse $ show x)
+
+-- | Parse \<Earnings\> from an 'AutoRaceResultsListing'. These are
+--   essentially 'Int's, but they look like,
+--
+--   * \<Earnings\>336,826\</Earnings\>
+--
+--   * \<Earnings\>1,000,191\</Earnings\>
+--
+--   * \<Earnings\>TBA\</Earnings\>
+--
+xp_earnings :: PU (Maybe Int)
+xp_earnings =
+  (to_earnings, from_earnings) `xpWrap` xpText
+  where
+    strip_commas :: String -> String
+    strip_commas = replace "," ""
+
+    to_earnings :: String -> Maybe Int
+    to_earnings s
+      | s == "TBA" = Nothing
+      | otherwise = Just  $ (read . strip_commas) s
+
+    from_earnings :: Maybe Int -> String
+    from_earnings Nothing = "TBA"
+    from_earnings (Just i) = format_commas i
+
+
+-- | (Un)pickle a 'UTCTime' from a \<RaceDate\> element in an
+--   'AutoRaceResults' message.
+--
+--   Examples:
+--
+--   * \<RaceDate\>6/1/2014 1:00:00 PM\</RaceDate\>
+--
+--   * \<RaceDate\>5/24/2014 2:45:00 PM\</RaceDate\>
+--
+xp_racedate :: PU UTCTime
+xp_racedate =
+  (to_racedate, from_racedate) `xpWrapMaybe` xpText
+  where
+    format = date_format ++ " " ++ "%-I:%M:%S %p"
+
+    to_racedate :: String -> Maybe UTCTime
+    to_racedate = parseTime defaultTimeLocale format
+
+    from_racedate :: UTCTime -> String
+    from_racedate = formatTime defaultTimeLocale format
 
 
 -- | (Un)pickle a UTCTime from a weather forecast's gamedate. Example
@@ -118,7 +232,7 @@ xp_tba_time =
       | otherwise = parseTime defaultTimeLocale time_format s
 
     from_time :: Maybe UTCTime -> String
-    from_time Nothing = ""
+    from_time Nothing = "TBA"
     from_time (Just t) = formatTime defaultTimeLocale time_format t